Mouse clock



FIG. 1 is a perspective view showing our new design for a mouse clock, the portion shown in dotted lines is included for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a top view thereof, the portion shown in dotted lines is included for illustrative purposes only and form no part of the claimed design;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof, the portion shown in dotted lines is included for illustrative purposes only and form no part of the claimed design; and,

FIG. 7 is a rear view thereof. 

The ornamental design for a mouse clock, as shown and described. 